Soundcore Boom 3i Outdoor Bluetooth Speaker, 50W

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Product guide

Soundcore Boom 3i Outdoor Bluetooth Speaker, 50W

Soundcore Boom 3i is a compact outdoor Bluetooth speaker listed with 50 watts of output and floating playback. Its claimed waterproof and dustproof construction, detachable strap, and app controls suit poolside or beach use, while customer feedback is divided on whether battery life meets expectations.

At a glance

The listing claims the speaker floats upright and remains sound-forward in waves, aimed at water-based outings.
Advertised protection includes IP68 waterproofing and dustproofing, plus a claim of saltwater resistance and a 1 m drop test.
The listing states 16 hours of playtime and app control, and mentions a detachable strap, voice amplifier, emergency alarm, and Buzz Clean.
Compact dimensions and the listed 1.07 kg weight support bag-carrying, though the strap's inclusion in the selected package is not confirmed.

Price

$89.99Save 31%

Reference price: ~~$129.99~~

Price checked: Nov 14, 2026

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Often bought together

Lebakort Storage Case Compatible with Anker Soundcore Boom 3i Outdoor Speaker (Green+Blue Case)

$18.99

Pros and cons

Pros

Compact listed dimensions and modest listed weight make it easier to carry than a larger party speaker.
Bluetooth connectivity and app control are listed, with a broad range of compatible device types.
The product claims floating playback and waterproof and dustproof protection for outdoor settings.
Customer feedback describes loud volume and appreciated portability, with some praising low-end sound.

Cons

Battery life is a trade-off: the listing claims 16 hours, while customer feedback reports mixed satisfaction with how long it lasts.

Technical specifications

27 specifications

Identity and audio
Brand	Soundcore
Model	soundcore Boom 3i
Speaker type	Outdoor
Maximum output power	50 watts
Frequency response	56 hertz
Audio output mode	Stereo
Audio channels listed	2
Driver type	Dynamic Driver
Audio encoding	Advanced Audio Coding (AAC)

Connectivity and controls
Wireless connection listed	Bluetooth
Control methods listed	App
Maximum range	100 meters
Compatible devices	Desktop, Laptop, MP3 Player, Projector, Smartphone, Tablet, Television

Power and battery
Power configuration	Battery Powered
Battery life listed	16 hours
Battery charge time	3.18 hours
Battery specification	1 C batteries required.

Dimensions and installation
Mounting type	Tabletop Mount
Dimensions	8.27"D x 3.09"W x 3.35"H
Weight	1.07 kg
Speaker size	8.27 inches

Materials and protection
Enclosure material	Plastic
Water resistance listed	Waterproof
Additional features	Bass Boost, Dustproof, LED Light, Stereo Pairing, Waterproof

Other details
Color	Green
Warranty type	Limited
Warranty description	18

What to know before buying

Listing details to confirm

The listing gives a 16-hour battery-life figure, while customer feedback is mixed on runtime. It also specifies that 1 C batteries are required despite describing the speaker as battery powered, so confirm the intended battery or charging setup before purchase.

Who is it for?

A good fit for

People seeking a compact Bluetooth speaker for poolside, beach, or other outdoor use.
Buyers who want a listed floating-playback design and app-based controls.
Listeners who value a portable speaker with a listed 50-watt maximum output claim.

Less suited to

Anyone who needs consistently predictable battery runtime without first checking how the stated battery configuration applies.
Buyers seeking a confirmed package inventory for accessories such as the detachable strap.

Soundcore Boom 3i Outdoor Bluetooth Speaker, 50W · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 1,261 ratings

5 stars81%81%
4 stars10%10%
3 stars3%3%
2 stars3%3%
1 star3%3%

Customer feedback highlights sound quality, low-end performance, loud volume, compact size, portability, and straightforward connectivity. Some customers also describe the speaker as durable, while battery-life impressions are mixed. These reports are relevant for a compact outdoor Bluetooth speaker whose listed runtime is 16 hours, but they do not establish a predictable runtime for every use.

Positive themes

Customers praise sound quality, including low-end performance, and report that the compact speaker can play loudly.
Customers appreciate its portability and simple connectivity setup.
Some customers describe the speaker as durable.

Mixed feedback

Battery-life feedback is mixed, with some customers satisfied and others saying it falls short of expectations.

Frequently asked questions

Can the Boom 3i float?

The listing claims it stays upright and sound-forward during floating playback. This is a product claim, not an independently verified performance result.

How long does the battery last?

The listed battery life is 16 hours. Customer feedback is mixed on whether runtime meets expectations, and the details also state that 1 C batteries are required, so clarify the power configuration before buying.

Is it suitable for outdoor water use?

The listing describes it as waterproof and dustproof and claims IP68 protection and floating playback. Treat these as listing claims and follow the manufacturer's operating guidance.

Does it come with a strap?

The feature text mentions a detachable strap, but the supplied package inventory does not confirm what is included. Check the selected listing's box contents.